<template>
    <div class="wrapper">
        <v-head></v-head>
        <v-sidebar></v-sidebar>
        <div class="content-box" :class="{'content-collapse':collapses}">
            <v-tags></v-tags>
            <div class="content">
                <p>{{sotitles.title}}</p>
                <hr class="layui-bg-red">
                <transition name="move" mode="out-in">
                    <keep-alive :include="lst">
                        <router-view></router-view>
                    </keep-alive>
                </transition>
                <el-backtop target=".content"></el-backtop>
            </div>
        </div>
    </div>
</template>

<script>
import vHead from './Header.vue';
import vSidebar from './Sidebar.vue';
import vTags from './Tags.vue';
import bus from './bus';
export default {
    data() {
        return {
            tagsLists: [],
        };
    },
    components: {
        vHead,
        vSidebar,
        vTags
    },
	computed:{
		lst(){
			var arr = [];
			this.tagsList.forEach((key)=>{
				arr.push(key.name)
			})
			return arr;
		}
	},
    created() {
		// rootV.$on('aaa',()=>{
		// 	console.log(123)
		// })
        // 只有在标签页列表里的页面才使用keep-alive，即关闭标签之后就不保存到内存中了。
        // bus.$on('tags', msg => {
        //     let arr = [];
        //     for (let i = 0, len = msg.length; i < len; i++) {
        //         msg[i].name && arr.push(msg[i].name);
        //     }
        //     this.tagsLists = arr;   
        // });
    }
};
</script>
